cifs: pull freeing mountdata/dropping nls/freeing cifs_sb into cifs_umount()

all callers of cifs_umount() proceed to do the same thing; pull it into
cifs_umount() itself.

Acked-by: Pavel Shilovsky <piastryyy@gmail.com>
Reviewed-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2011-06-17 09:42:43 -04:00
parent 98ab494dd1
commit d757d71bfc
2 changed files with 4 additions and 14 deletions

View File

@ -171,9 +171,6 @@ static void cifs_kill_sb(struct super_block *sb)
struct cifs_sb_info *cifs_sb = CIFS_SB(sb);
kill_anon_super(sb);
cifs_umount(cifs_sb);
kfree(cifs_sb->mountdata);
unload_nls(cifs_sb->local_nls);
kfree(cifs_sb);
}
static int
@ -685,15 +682,12 @@ cifs_do_mount(struct file_system_type *fs_type,
if (IS_ERR(sb)) {
root = ERR_CAST(sb);
cifs_umount(cifs_sb);
goto out_cifs_sb;
goto out;
}
if (sb->s_fs_info) {
cFYI(1, "Use existing superblock");
cifs_umount(cifs_sb);
kfree(cifs_sb->mountdata);
unload_nls(cifs_sb->local_nls);
kfree(cifs_sb);
goto out_shared;
}
@ -725,13 +719,6 @@ out_shared:
out_super:
deactivate_locked_super(sb);
goto out;
out_cifs_sb:
kfree(cifs_sb->mountdata);
unload_nls(cifs_sb->local_nls);
kfree(cifs_sb);
out:
cifs_cleanup_volume_info(&volume_info);
return root;

View File

@ -3362,6 +3362,9 @@ cifs_umount(struct cifs_sb_info *cifs_sb)
spin_unlock(&cifs_sb->tlink_tree_lock);
bdi_destroy(&cifs_sb->bdi);
kfree(cifs_sb->mountdata);
unload_nls(cifs_sb->local_nls);
kfree(cifs_sb);
}
int cifs_negotiate_protocol(unsigned int xid, struct cifs_ses *ses)